Karen Coulman

1.7k total citations · 1 hit paper
31 papers, 995 citations indexed

About

Karen Coulman is a scholar working on Surgery, Pharmacy and Sociology and Political Science. According to data from OpenAlex, Karen Coulman has authored 31 papers receiving a total of 995 indexed citations (citations by other indexed papers that have themselves been cited), including 21 papers in Surgery, 11 papers in Pharmacy and 6 papers in Sociology and Political Science. Recurrent topics in Karen Coulman's work include Bariatric Surgery and Outcomes (18 papers), Obesity and Health Practices (11 papers) and Body Contouring and Surgery (7 papers). Karen Coulman is often cited by papers focused on Bariatric Surgery and Outcomes (18 papers), Obesity and Health Practices (11 papers) and Body Contouring and Surgery (7 papers). Karen Coulman collaborates with scholars based in United Kingdom, Netherlands and Canada. Karen Coulman's co-authors include Jane Blazeby, Amanda Owen‐Smith, Richard Welbourn, Robert Andrews, Fiona MacKichan, Jenny Donovan, Jen A. Bright, T. J. Peters, Kate J Fitzsimons and C. F. Thompson and has published in prestigious journals such as The Lancet, Annals of Surgery and BMJ.

In The Last Decade

Karen Coulman

30 papers receiving 963 citations

Hit Papers

align trajectories sort by overperformance

What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

British Obesity and Metabolic Surgery Society Guidelines on perioperative and postoperative biochemical monitoring and micronutrient replacement for patients undergoing bariatric surgery—2020 update

2020 173 citations Mary O’Kane, Helen M. Parretti et al. Obesity Reviews profile →

Peers — A (Enhanced Table)

Peers by citation overlap · career bar shows stage (early→late) cites · hero ref

Name	h						Papers	Cites
Karen Coulman United Kingdom	14	556	306	257	155	145	31	995
Lynda Ross Australia	17	176 0.3×	473 1.5×	122 0.5×	236 1.5×	81 0.6×	60	992
Mette Hammer United States	21	292 0.5×	172 0.6×	168 0.7×	251 1.6×	778 5.4×	45	1.5k
Maria de Fátima Haueisen Sander Diniz Brazil	21	327 0.6×	334 1.1×	68 0.3×	237 1.5×	226 1.6×	69	1.2k
Saurabh Khandelwal United States	13	603 1.1×	169 0.6×	168 0.7×	159 1.0×	45 0.3×	44	930
Kenneth J. Tomaszewski United States	12	135 0.2×	145 0.5×	150 0.6×	125 0.8×	44 0.3×	16	915
Adam Biener United States	11	135 0.2×	132 0.4×	149 0.6×	227 1.5×	78 0.5×	23	699
Jacinda M. Nicklas United States	14	237 0.4×	183 0.6×	121 0.5×	294 1.9×	212 1.5×	41	1.1k
Gary Noronha United States	9	108 0.2×	181 0.6×	217 0.8×	276 1.8×	88 0.6×	13	797
Patricia L. Splett United States	21	89 0.2×	404 1.3×	136 0.5×	201 1.3×	153 1.1×	43	1.3k
Maria G. Montez United States	17	254 0.5×	260 0.8×	110 0.4×	242 1.6×	908 6.3×	24	1.6k

Countries citing papers authored by Karen Coulman

Since Specialization

Citations

This map shows the geographic impact of Karen Coulman's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by Karen Coulman with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Karen Coulman more than expected).

Fields of papers citing papers by Karen Coulman

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Karen Coulman. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by Karen Coulman. The network helps show where Karen Coulman may publish in the future.

Co-authorship network of co-authors of Karen Coulman

This figure shows the co-authorship network connecting the top 25 collaborators of Karen Coulman. A scholar is included among the top collaborators of Karen Coulman based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with Karen Coulman. Karen Coulman is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

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20 of 20 papers shown

Watkins, Ross, Laura Jones, Ken Clare, et al.. (2025). Making do in the absence of specialist support: Exploring healthcare professionals' views, experiences and behaviours around long‐term post‐bariatric surgery follow‐up care in the United Kingdom. Clinical Obesity. 15(4). e70016–e70016. 2 indexed citations

Parretti, Helen M., et al.. (2025). A Review of the Management of Obesity in Primary Care. Clinical Obesity. 16(1). e70040–e70040.

Coulman, Karen, et al.. (2024). Holistic modelling as a catalyst for effective obesity policy. BMJ. 386. e077139–e077139. 1 indexed citations

Langford, Rebecca, Rowan Brockman, Jonathan Banks, et al.. (2024). Co-designing adult weight management services: a qualitative study exploring barriers, facilitators, and considerations for future commissioning. BMC Public Health. 24(1). 778–778. 2 indexed citations

Clement, Clare, Karen Coulman, Thomas Pinkney, et al.. (2023). How surgical Trainee Research Collaboratives achieve success: a mixed methods study to develop trainee engagement strategies. BMJ Open. 13(12). e072851–e072851. 2 indexed citations

Coulman, Karen, Tim Jones, Jane Blazeby, et al.. (2023). Access to publicly funded weight management services in England using routine data from primary and secondary care (2007–2020): An observational cohort study. PLoS Medicine. 20(9). e1004282–e1004282. 11 indexed citations

Coulman, Karen, Katy Chalmers, Jane Blazeby, et al.. (2023). Development of a Bariatric Surgery Core Data Set for an International Registry. Obesity Surgery. 33(5). 1463–1475. 4 indexed citations

Abbott, Sally, Charlotte Price, Dimitri J. Pournaras, & Karen Coulman. (2022). Variation and outcomes of liver-reducing dietary regimens before bariatric surgery: a national retrospective cohort study. Surgery for Obesity and Related Diseases. 19(2). 102–108. 6 indexed citations

Coulman, Karen, et al.. (2020). A systematic review of reporting quality for anaesthetic interventions in randomised controlled trials. Anaesthesia. 76(6). 832–836. 4 indexed citations

10.

O’Kane, Mary, Helen M. Parretti, Jonathan Pinkney, et al.. (2020). British Obesity and Metabolic Surgery Society Guidelines on perioperative and postoperative biochemical monitoring and micronutrient replacement for patients undergoing bariatric surgery—2020 update. Obesity Reviews. 21(11). e13087–e13087. 173 indexed citations breakdown →

11.

Coulman, Karen, Natalie Blencowe, Mahim I Qureshi, et al.. (2020). Protocol for a systematic review of reporting standards of anaesthetic interventions in randomised controlled trials. BMJ Open. 10(1). e034372–e034372. 1 indexed citations

12.

Coulman, Karen, Fiona MacKichan, Jane Blazeby, Jenny Donovan, & Amanda Owen‐Smith. (2020). Patients’ experiences of life after bariatric surgery and follow-up care: a qualitative study. BMJ Open. 10(2). e035013–e035013. 46 indexed citations

13.

Coulman, Karen, Alexandra Nicholson, Alison Shaw, et al.. (2020). Understanding and optimising patient and public involvement in trial oversight: an ethnographic study of eight clinical trials. Trials. 21(1). 543–543. 14 indexed citations

14.

Brookes, Sara, et al.. (2018). Impact of question order on prioritisation of outcomes in the development of a core outcome set: a randomised controlled trial. Trials. 19(1). 66–66. 24 indexed citations

15.

Coulman, Karen, James Hopkins, Katie Whale, et al.. (2016). A Comparison of Health Professionals’ and Patients’ Views of the Importance of Outcomes of Bariatric Surgery. Obesity Surgery. 26(11). 2738–2746. 40 indexed citations

16.

Hopkins, James, N. Howes, Katy Chalmers, et al.. (2014). Outcome reporting in bariatric surgery: an in‐depth analysis to inform the development of a core outcome set, the BARIACT Study. Obesity Reviews. 16(1). 88–106. 44 indexed citations

17.

Coulman, Karen, Tarig Abdelrahman, Amanda Owen‐Smith, et al.. (2012). Measuring patient reported outcomes in bariatric surgery: standards of reporting and synthesis with clinical data. Bristol Research (University of Bristol). 1 indexed citations

18.

Andrews, Robert, Ashley R Cooper, Alan Montgomery, et al.. (2011). Diet or diet plus physical activity versus usual care in patients with newly diagnosed type 2 diabetes: the Early ACTID randomised controlled trial. The Lancet. 378(9786). 129–139. 229 indexed citations

19.

Coulman, Karen, et al.. (2009). Fatty acids and lignans in unground whole flaxseed and sesame seed are bioavailable but have minimal antioxidant and lipid‐lowering effects in postmenopausal women. Molecular Nutrition & Food Research. 53(11). 1366–1375. 7 indexed citations

20.

Coulman, Karen, et al.. (2005). Whole Sesame Seed Is as Rich a Source of Mammalian Lignan Precursors as Whole Flaxseed. Nutrition and Cancer. 52(2). 156–165. 44 indexed citations

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

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